Simple resume reproduction device and simple resume reproduction method

Abstract

A simple resume reproduction device which performs resume reproduction after reproduction of content is interrupted. Content; an application that is a program for reproducing the content; and at least one reproduction control information item for controlling execution of the application are recorded on a recording medium. The simple resume reproduction device includes: a reproduction unit which reproduces the content by executing the application controlled according to a first reproduction control information item; and a reproduction information acquiring unit which acquires reproduction information indicating a reproduction position of the content. Further, the reproduction unit, when resuming reproduction, reproduces the content from the reproduction position indicated by the reproduction information without executing the application.

1 . A simple resume reproduction device which performs resume reproduction after reproduction of content recorded on a recording medium is interrupted,
 wherein, the following are recorded on the recording medium:   the content;   a first application that is a program for reproducing the content; and   at least one first reproduction control information item for controlling execution of the first application,   said simple resume reproduction device comprising:   a reproduction unit configured to reproduce the content by executing the first application controlled according to the at least one first reproduction control information item; and   a reproduction information acquiring unit configured to acquire reproduction information indicating a reproduction position of the content,   wherein said reproduction unit is further configured to perform simple resume reproduction without executing the first application when performing the resume reproduction, the simple resume reproduction being processing in which the content is reproduced from the reproduction position indicated by the reproduction information acquired by said reproduction information acquiring unit.   
     
     
         2 . The simple resume reproduction device according to  claim 1 , further comprising
 a data generating unit configured to generate first data for enabling reproduction from the reproduction position indicated by the reproduction information, based on the reproduction information acquired by said reproduction information acquiring unit,   wherein said reproduction unit is configured to perform, when performing the resume reproduction, the simple resume reproduction by referring to the first data generated by said data generating unit.   
     
     
         3 . The simple resume reproduction device according to  claim 2 , further comprising:
 a nonvolatile storage unit; and   a reproduction information storage unit configured to store, in said nonvolatile storage unit, the reproduction information indicating the reproduction position at which the content is being reproduced or the reproduction of the content is interrupted,   wherein said reproduction information acquiring unit is configured to acquire, when performing the resume reproduction, the reproduction information stored in said nonvolatile storage unit, and   said data generating unit is configured to generate the first data when performing the resume reproduction.   
     
     
         4 . The simple resume reproduction device according to  claim 3 , further comprising
 a determination unit configured to determine whether or not to perform the simple resume reproduction,   wherein said reproduction unit is configured to perform, when performing the resume reproduction, the simple resume reproduction only when said determination unit determines that the simple resume reproduction is to be performed.   
     
     
         5 . The simple resume reproduction device according to  claim 4 ,
 wherein said reproduction information storage unit is configured to store the reproduction information into said nonvolatile storage unit only when said determination unit determines that the simple resume reproduction is to be performed, and   said reproduction unit is configured to perform the simple resume reproduction only when the reproduction information is stored in said nonvolatile storage unit.   
     
     
         6 . The simple resume reproduction device according to  claim 3 ,
 wherein said data generating unit is configured to generate the first data including second reproduction control information of a type different from a type of the at least one first reproduction control information item, and   said reproduction unit is configured to reproduce the content from the reproduction position, as the simple resume reproduction, the content being referred to from the second reproduction control information included in the first data generated by said data generating unit.   
     
     
         7 . The simple resume reproduction device according to  claim 6 ,
 wherein said data generating unit is configured to generate, as the first data, data including a command for reproducing the content from the reproduction position, the content being referred to from the second reproduction control information, and   said reproduction unit is configured to reproduce the content according to the command from the reproduction position, as the simple resume reproduction, the content being referred to from the second reproduction control information included in the first data.   
     
     
         8 . The simple resume reproduction device according to  claim 7 ,
 wherein said data generating unit is further configured to generate second data in advance, the second data specifying the second reproduction control information,   said nonvolatile storage unit is configured to store the second data, and   said data generating unit is configured to generate, as the first data, data including a command for reproducing the content from the reproduction position, based on the reproduction information acquired by said reproduction information acquiring unit, the content being referred to from the second reproduction control information specified by the second data.   
     
     
         9 . The simple resume reproduction device according to  claim 3 ,
 wherein said data generating unit is configured to generate the first data including second reproduction control information that controls execution of a second application different from the first application controlled by the at least one first reproduction control information item, and   said reproduction unit is configured to reproduce the content from the reproduction position, as the simple resume reproduction, by executing the second application controlled by the second reproduction control information included in the first data generated by said data generating unit.   
     
     
         10 . The simple resume reproduction device according to  claim 2 , further comprising
 a nonvolatile storage unit,   wherein said data generating unit is further configured to store the generated first data into said nonvolatile storage unit, and   said reproduction unit is configured to reproduce the content from the reproduction position, as the simple resume reproduction, by referring to the first data stored in said nonvolatile storage unit.   
     
     
         11 . The simple resume reproduction device according to  claim 2 , further comprising
 an accepting unit configured to accept an instruction from a user,   wherein said reproduction unit is configured to reproduce the content based on the instruction accepted by said accepting unit.   
     
     
         12 . The simple resume reproduction device according to  claim 11 ,
 wherein said accepting unit is configured to accept the instruction indicating whether or not to perform the simple resume reproduction, and   said reproduction unit is configured to execute the simple resume reproduction when the instruction accepted by said accepting unit indicates that the simple resume reproduction is to be performed.   
     
     
         13 . The simple resume reproduction device according to  claim 11 ,
 wherein said accepting unit is configured to accept, during the simple resume reproduction, the instruction indicating whether normal reproduction different from the resume reproduction is to be performed or the simple resume reproduction is to be continued, and   said reproduction unit is configured to perform the normal reproduction or the simple resume reproduction, based on the instruction accepted by said accepting unit.   
     
     
         14 . The simple resume reproduction device according to  claim 11 , further comprising:
 an instruction executability determining unit configured to determine whether or not the instruction accepted by said accepting unit is executable; and   an informing unit configured to inform the user that the instruction is not executable when said instruction executability determining unit determines that the instruction is not executable.   
     
     
         15 . The simple resume reproduction device according to  claim 2 , further comprising
 an informing unit configured to inform the user that the reproduction performed by said reproduction unit is the simple resume reproduction or normal reproduction.   
     
     
         16 . The simple resume reproduction device according to  claim 2 , further comprising
 a reproduction completion determining unit configured to determine whether or not the simple resume reproduction is complete,   wherein said reproduction unit is configured to reproduce predetermined content when said reproduction completion determining unit determines that the simple resume reproduction is complete.   
     
     
         17 . The simple resume reproduction device according to  claim 2 ,
 wherein said reproduction information acquiring unit is configured to acquire, as the reproduction information, reproduction information in compliance with a BD-ROM standard.   
     
     
         18 . A simple resume reproduction device which performs resume reproduction after reproduction of content recorded on a recording medium is interrupted,
 wherein, the following are recorded on the recording medium:   the content;   an application that is a program for reproducing the content;   at least one reproduction control information item for controlling execution of the application, and   the content includes a first image and a second image that is reproduced only by executing the application,   said simple resume reproduction device comprising:   a reproduction unit configured to reproduce the content by executing the application controlled according to the at least one reproduction control information item; and   is a display unit configured to display the first and second image included in the content reproduced by said reproduction unit,   wherein said display unit is configured to display only the first image when resuming reproduction after reproduction of the content is interrupted.   
     
     
         19 . A simple resume reproduction method for performing resume reproduction after reproduction of content recorded on a recording medium is interrupted,
 wherein, the following are recorded on the recording medium:   the content,   an application that is a program for reproducing the content, and   at least one reproduction control information item for controlling execution of the application,   said simple resume reproduction method comprising:   reproducing the content by executing the application controlled according to the at least one reproduction control information item;   acquiring reproduction information indicating a reproduction position of the content, and   reproducing the content without executing the application when performing the resume reproduction, the content being reproduced from the reproduction position indicated by the reproduction information acquired in said acquiring.   
     
     
         20 . A program product stored in a non-transitory computer-readable recording medium, which, when loaded into a computer, allows the computer to execute a simple resume reproduction method for performing resume reproduction after reproduction of content recorded on a recording medium is to interrupted,
 wherein, the following are recorded on the recording medium:   the content,   an application that is a program for reproducing the content, and   at least one reproduction control information item for controlling execution of the application,   said simple resume reproduction method including:   reproducing the content by executing the application controlled according to the at least one reproduction control information item;   acquiring reproduction information indicating a reproduction position of the content, and   reproducing the content without executing the application when performing the resume reproduction, the content being reproduced from the reproduction position indicated by the reproduction information acquired in said acquiring.